Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 7

Waning Crescent 17%

04:53

16:07

10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 05:36, Set: 20:46, Transit: 13:12. Moon - Rise: 04:53, Set: 16:07. Civil Dark: 21:24 - 04:57. Nautical Dark: 22:15 - 04:06. Astro Dark: 23:20 - 03:00

Total Clouds (% Sky Obscured)

92
51
92
99
100
99
100
99
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

14
40
54
58
63
60
12
0
0
0
0
0
0
84
99
99
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

0
7
79
91
98
28
37
50
95
99
99
99
99
100
100
100
100
98
100
100
100
72
30
2

High Clouds (% Sky Obscured)

91
19
58
91
99
98
100
99
99
98
99
99
99
100
100
100
100
100
99
97
100
99
95
47

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
9
5
3
2
1
2
2
2
2

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
75
78
42
28
56
78

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Moderate Rain
Moderate Rain
Moderate Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
3
0
0
2
2
2
2
2
2
5
12
21
48
81
89
91
92
92
92
84
76

Precipitation Amount (mm)

0
0
0
0.01
0
0
0.01
0.02
0.04
0.02
0.02
0.02
0.03
0.11
0.2
0.4
0.92
1.73
2.36
3.47
4.29
3.27
1.76
1.1

Wind Speed/Direction (mph)

6
7
7
8
9
10
10
10
10
9
9
9
9
11
12
14
15
15
17
19
21
22
23
22

Chance of Frost

Temperature (°C)

8
9
9
9
9
9
9
8
8
8
7
6
6
6
7
7
8
8
9
9
10
10
10
10

Feels Like (°C)

6
7
7
7
7
7
6
6
5
5
5
4
3
3
4
4
4
4
5
6
6
10
10
10

Dew Point (°C)

0
-0
-0
-1
-1
-0
-0
-0
-1
-0
0
1
2
3
5
6
7
8
8
9
10
10
10
10

Relative Humidity (%)

60
54
51
49
50
52
55
55
54
57
61
67
73
79
84
90
94
98
100
100
100
100
100
100

Pressure (mb)

1016
1017
1016
1017
1017
1016
1016
1015
1015
1014
1014
1014
1013
1012
1011
1010
1008
1007
1005
1003
1002
1001
1001
1001

Ozone (du)

375
372
370
366
365
364
360
356
352
349
346
343
341
340
340
335
329
328
328
327
328
329
330
331

Saturday 8

Waning Crescent 10%

05:08

17:15

10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 05:35, Set: 20:47, Transit: 13:12. Moon - Rise: 05:08, Set: 17:15. Civil Dark: 21:26 - 04:56. Nautical Dark: 22:17 - 04:04. Astro Dark: 23:23 - 02:56

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
100
100
100
100
100
63
65
99
92

Medium Clouds (% Sky Obscured)

18
14
1
1
0
0
18
20
81
97
100
100
100
94
96
100
98
99
100
100
100
100
100
99

High Clouds (% Sky Obscured)

21
95
98
95
79
100
25
1
0
1
0
0
0
0
0
0
20
36
92
70
18
55
84
91

ISS Passover

Visibility (miles)

2
4
6
8
9
9
8
7
6
5
6
6
6
6
5
4
4
4
4
3
7
7
10
10

Fog (%)

72
98
88
67
59
52
51
75
81
70
49
0
19
49
49
57
50
0
0
0
0
0
0
0

Precipitation Type

Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

64
57
49
41
25
20
20
19
17
16
18
18
21
33
40
45
43
49
43
40
40
38
35
37

Precipitation Amount (mm)

0.65
0.5
0.47
0.39
0.22
0.18
0.19
0.17
0.16
0.16
0.18
0.2
0.23
0.34
0.33
0.38
0.41
0.55
0.53
0.41
0.36
0.3
0.3
0.31

Wind Speed/Direction (mph)

22
22
23
23
23
23
23
23
23
22
22
22
22
21
21
20
19
17
15
15
14
15
15
16

Chance of Frost

Temperature (°C)

10
10
10
11
11
11
11
10
10
10
11
10
11
11
11
11
10
10
10
10
9
9
9
9

Feels Like (°C)

10
10
10
11
11
11
11
10
10
10
11
10
11
11
11
11
10
10
7
6
6
5
5
6

Dew Point (°C)

10
10
10
11
10
10
10
9
9
9
9
9
9
10
10
10
10
10
10
10
9
9
9
9

Relative Humidity (%)

100
100
100
98
96
96
95
94
94
93
92
89
91
94
97
99
100
100
100
100
100
100
100
100

Pressure (mb)

1001
1001
1001
1000
1000
1000
999
999
998
998
997
997
997
996
996
996
995
995
994
994
994
994
994
995

Ozone (du)

332
333
333
334
334
336
336
337
337
332
332
333
333
334
334
327
328
330
330
330
331
333
336
338

Sunday 9

Waning Crescent 5%

05:22

18:23

10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 05:33, Set: 20:49, Transit: 13:12. Moon - Rise: 05:22, Set: 18:23. Civil Dark: 21:28 - 04:54. Nautical Dark: 22:19 - 04:02. Astro Dark: 23:27 - 02:53

Total Clouds (% Sky Obscured)

100
100
100
98
100
100
100
99
98
100
99
100
100
100
98
94
94
94
94
94
94
98
98
98

Low Clouds (% Sky Obscured)

52
84
85
64
60
69
73
70
63
67
99
100
100
98
98
93
93
93
93
93
93
98
98
98

Medium Clouds (% Sky Obscured)

98
100
100
96
99
100
100
98
86
47
88
34
88
100
23
21
21
21
21
21
21
26
26
26

High Clouds (% Sky Obscured)

99
95
86
58
69
6
11
14
0
99
45
66
39
70
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

Fog (%)

0
0
0
0
0
0
51
50
47
52
52
48
46
73
58
46
46
46
46
46
46
46
46
46

Precipitation Type

Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

36
27
19
17
20
27
33
28
16
14
15
22
28
28
22
27
28
30
37
42
50
52
51
42

Precipitation Amount (mm)

0.25
0.14
0.09
0.07
0.11
0.19
0.23
0.16
0.08
0.06
0.06
0.1
0.14
0.14
0.14
0.16
0.15
0.15
0.19
0.26
0.37
0.44
0.47
0.34

Wind Speed/Direction (mph)

17
18
18
18
18
18
17
17
16
16
15
15
14
14
14
15
15
15
15
15
15
14
15
16

Chance of Frost

Temperature (°C)

10
10
11
11
11
11
10
10
9
9
9
9
9
8
8
8
8
8
8
8
7
8
8
8

Feels Like (°C)

6
10
11
11
11
11
10
6
6
6
6
5
5
5
5
5
5
4
4
4
4
4
4
4

Dew Point (°C)

10
10
9
9
9
9
8
8
8
7
8
7
7
7
8
8
8
8
8
8
7
8
8
8

Relative Humidity (%)

100
95
90
86
86
87
88
90
90
89
90
89
90
93
95
97
99
100
100
100
100
100
100
100

Pressure (mb)

995
995
995
995
995
995
995
995
995
995
995
995
995
995
995
995
995
995
995
995
995
995
996
996

Ozone (du)

339
341
341
340
341
344
345
347
349
356
359
359
360
361
362
363
366
366
365
365
364
362
362
364

Monday 10

Waning Crescent 2%

05:39

19:30

10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 05:31, Set: 20:50, Transit: 13:12. Moon - Rise: 05:39, Set: 19:30. Civil Dark: 21:29 - 04:52. Nautical Dark: 22:21 - 04:00. Astro Dark: 23:30 - 02:49

Total Clouds (% Sky Obscured)

98
98
98
70
70
70
70
70
70
28
28
28
28
28
28
41
41
41
41
41
41
59
59
59

Low Clouds (% Sky Obscured)

98
98
98
69
69
69
69
69
69
23
23
23
23
23
23
39
39
39
39
39
39
58
58
58

Medium Clouds (% Sky Obscured)

26
26
26
13
13
13
13
13
13
19
19
19
19
19
19
11
11
11
11
11
11
16
16
16

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10

Fog (%)

46
46
46
46
46
46
46
46
46
46
46
46
46
46
46
46
46
46
46
46
46
46
46
46

Precipitation Type

Very Light Rain
Very Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

41
44
46
45
33
21
16
18
23
26
27
22
20
24
31
29
30
29
29
27
23
17
18
18

Precipitation Amount (mm)

0.3
0.34
0.42
0.43
0.25
0.09
0.05
0.05
0.09
0.13
0.12
0.06
0.06
0.1
0.24
0.38
0.39
0.33
0.27
0.21
0.16
0.13
0.12
0.1

Wind Speed/Direction (mph)

18
18
19
20
20
20
19
18
16
14
13
11
10
10
10
10
10
11
11
10
9
9
11
14

Chance of Frost

Temperature (°C)

8
9
9
10
11
11
10
10
9
8
8
7
6
6
6
6
6
6
6
5
5
6
7
8

Feels Like (°C)

4
5
6
10
11
11
10
6
5
5
4
4
3
3
3
3
3
3
3
2
2
3
4
4

Dew Point (°C)

8
8
8
7
7
7
6
6
6
6
6
5
5
5
5
5
6
6
6
5
5
6
6
6

Relative Humidity (%)

99
95
91
84
78
76
77
80
82
85
88
89
90
93
94
96
97
98
99
100
100
99
95
90

Pressure (mb)

997
998
998
999
1000
1000
1000
1001
1001
1002
1002
1002
1003
1003
1003
1004
1004
1003
1004
1004
1004
1004
1005
1005

Ozone (du)

368
370
373
374
375
378
383
386
386
387
390
393
396
397
397
401
402
404
404
403
401
401
401
402

Tuesday 11

New Moon 0%

05:59

20:38

10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 OK
08 OK
09 OK

Sun - Rise: 05:30, Set: 20:52, Transit: 13:12. Moon - Rise: 05:59, Set: 20:38. Civil Dark: 21:31 - 04:50. Nautical Dark: 22:23 - 03:57. Astro Dark: 23:34 - 02:45

Total Clouds (% Sky Obscured)

59
59
59
91
91
91
91
91
91
75
75
75
75
75
75
84
84
84
84
84
84
27
27
27

Low Clouds (% Sky Obscured)

58
58
58
83
83
83
83
83
83
48
48
48
48
48
48
81
81
81
81
81
81
27
27
27

Medium Clouds (% Sky Obscured)

16
16
16
56
56
56
56
56
56
36
36
36
36
36
36
23
23
23
23
23
23
5
5
5

High Clouds (% Sky Obscured)

0
0
0
63
63
63
63
63
63
36
36
36
36
36
36
2
2
2
2
2
2
1
1
1

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
9
7
9
10
7
9
10
10
10
10
10
10
10

Fog (%)

46
46
46
46
46
46
46
46
46
46
46
46
46
46
46
46
46
46
46
46
46
46
46
46

Precipitation Type

Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
Very Light Rain

Precipitation Probability (%)

20
26
34
37
33
29
26
30
36
41
35
23
16
15
18
20
17
12
8
5
0
0
3
9

Precipitation Amount (mm)

0.11
0.15
0.24
0.31
0.3
0.25
0.22
0.25
0.32
0.45
0.28
0.11
0.04
0.05
0.09
0.13
0.1
0.06
0.04
0.02
0
0
0.01
0.05

Wind Speed/Direction (mph)

15
16
16
16
16
16
16
16
16
17
16
14
13
13
13
12
12
12
11
10
8
7
8
10

Chance of Frost

Temperature (°C)

9
9
9
9
10
10
11
10
9
8
8
8
8
8
8
7
7
7
7
7
7
7
8
8

Feels Like (°C)

5
6
5
6
7
10
11
7
5
4
5
5
5
5
4
4
4
4
4
4
4
5
5
6

Dew Point (°C)

6
7
7
7
7
7
7
7
6
6
7
7
7
7
7
7
7
7
7
6
6
6
6
7

Relative Humidity (%)

87
86
87
85
82
79
78
81
84
88
90
91
92
95
96
99
99
99
98
97
95
94
92
91

Pressure (mb)

1005
1005
1005
1005
1005
1006
1006
1007
1007
1007
1008
1008
1009
1009
1010
1010
1010
1009
1009
1009
1009
1009
1009
1009

Ozone (du)

404
406
409
410
411
412
413
415
417
422
424
425
426
428
430
429
427
424
423
424
427
429
426
421

Wednesday 12

Waxing Crescent 1%

06:23

21:47

10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 05:28, Set: 20:53, Transit: 13:11. Moon - Rise: 06:23, Set: 21:47. Civil Dark: 21:33 - 04:49. Nautical Dark: 22:26 - 03:55. Astro Dark: 23:38 - 02:42

Total Clouds (% Sky Obscured)

27
27
27
100
100
100
100
100
100
98
98
98
98
98
98
33
33
33
33
33
33
75
75
75

Low Clouds (% Sky Obscured)

27
27
27
66
66
66
66
66
66
47
47
47
47
47
47
16
16
16
16
16
16
75
75
75

Medium Clouds (% Sky Obscured)

5
5
5
100
100
100
100
100
100
98
98
98
98
98
98
20
20
20
20
20
20
2
2
2

High Clouds (% Sky Obscured)

1
1
1
9
9
9
9
9
9
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
9

Fog (%)

46
46
46
46
46
46
46
46
46
46
46
46
46
46
46
46
46
46
46
46
46
46
46
46

Precipitation Type

Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

17
24
29
38
49
54
56
53
44
34
30
27
26
23
22
23
33
36
44
48
41
26
32
42

Precipitation Amount (mm)

0.11
0.16
0.22
0.33
0.52
0.81
0.99
0.84
0.55
0.37
0.32
0.3
0.28
0.2
0.14
0.15
0.35
0.86
1.19
0.8
0.28
0.1
0.12
0.22

Wind Speed/Direction (mph)

11
11
12
12
13
14
14
13
10
7
6
5
4
4
5
5
5
5
6
6
6
7
8
9

Chance of Frost

Temperature (°C)

9
9
9
9
8
8
8
9
10
10
10
9
8
8
8
8
8
8
8
8
8
8
8
8

Feels Like (°C)

7
7
6
6
5
5
5
6
7
8
9
8
7
7
7
7
7
7
7
6
6
6
6
6

Dew Point (°C)

8
8
8
7
7
7
7
7
8
8
8
8
7
8
8
8
8
8
8
8
8
8
8
8

Relative Humidity (%)

89
90
91
91
92
91
92
91
89
86
88
90
93
96
99
99
99
100
100
100
100
100
100
100

Pressure (mb)

1009
1009
1008
1008
1007
1007
1006
1006
1005
1005
1005
1005
1006
1006
1006
1006
1005
1005
1005
1005
1005
1005
1006
1006

Ozone (du)

417
412
408
404
401
398
397
396
396
397
398
400
402
403
404
405
404
402
399
397
395
393
390
387

Thursday 13

Waxing Crescent 3%

06:54

22:53

10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad

Sun - Rise: 05:27, Set: 20:55, Transit: 13:11. Moon - Rise: 06:54, Set: 22:53. Civil Dark: 21:34 - 04:47. Nautical Dark: 22:28 - 03:53. Astro Dark: 23:41 - 02:38

Total Clouds (% Sky Obscured)

75
75
75
100
100
100
100
100
100
98
98
98
98
98
98
92
92
92
92
92
92
100
100
100

Low Clouds (% Sky Obscured)

75
75
75
66
66
66
66
66
66
75
75
75
75
75
75
90
90
90
90
90
90
100
100
100

Medium Clouds (% Sky Obscured)

2
2
2
100
100
100
100
100
100
95
95
95
95
95
95
32
32
32
32
32
32
49
49
49

High Clouds (% Sky Obscured)

0
0
0
88
88
88
88
88
88
82
82
82
82
82
82
13
13
13
13
13
13
32
32
32

ISS Passover

Visibility (miles)

8
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
10
7
3
2
2
2
2
2

Fog (%)

46
46
46
46
46
46
46
46
46
46
46
46
46
46
46
46
46
46
46
46
46
46
46
46

Precipitation Type

Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain

Precipitation Probability (%)

52
60
67
75
77
74
68
58
49
47
43
36
28
23
18
20
26
32
35
35
35
36
36
34

Precipitation Amount (mm)

0.36
0.49
0.65
0.79
0.82
0.77
0.68
0.56
0.43
0.34
0.24
0.17
0.13
0.1
0.08
0.09
0.12
0.2
0.27
0.31
0.34
0.34
0.29
0.23

Wind Speed/Direction (mph)

9
10
10
10
10
10
10
10
9
9
9
10
10
10
11
11
11
12
12
12
12
12
13
13

Chance of Frost

Temperature (°C)

8
9
9
9
9
10
11
11
11
11
11
10
10
9
9
9
9
9
8
8
9
9
9
9

Feels Like (°C)

6
6
6
7
7
10
11
11
11
11
11
8
7
7
7
6
6
6
6
5
6
6
6
6

Dew Point (°C)

8
9
9
9
9
10
10
10
10
9
9
9
9
9
9
9
9
9
8
8
9
9
9
9

Relative Humidity (%)

100
100
100
100
100
100
97
94
91
89
91
94
95
99
100
100
100
100
100
100
100
100
100
100

Pressure (mb)

1006
1006
1007
1007
1007
1007
1007
1007
1008
1008
1009
1009
1010
1010
1011
1011
1012
1012
1012
1013
1013
1014
1015
1015

Ozone (du)

384
382
380
378
377
376
374
372
370
369
368
368
369
370
373
374
372
369
367
366
366
366
365
364

Forecast for Postbridge, Devon, UK (50.59,-3.91)

Generated: 07/05/21 10:05:53. Forecast: 07/05/21 to 13/05/21. Timezone: UTC+1.00